ul.main-menu {
position:relative;
width:960px;
list-style-type:none;
background:url('../images/menu_fondo_sliding.png') repeat-x;
height: 44px;
}

ul.main-menu li {
float:left;
padding:0px;
background:url('../images/menu_sliding_left.png') no-repeat left top;
}

ul.main-menu li a {
display:block;
font-size:1.2em;
color:#fff;
background:url('../images/menu_sliding_right.png') no-repeat right top;
padding:10px 10px;

}

ul.main-menu li a:hover {
background:url('../images/menu_sliding_right.png') no-repeat right -50px;
}

ul.main-menu li a.active {
background:url('../images/menu_sliding_right.png') no-repeat right -50px;
}
